Tidying up

dayone.go

@@ -8,6 +8,8 @@ func printingExamples() {
 	age := 69
 	name := "Joe"
 
+	Divider("printing")
+
 	//Print
 	fmt.Print("hello, ")   // does NOT add a new line
 	fmt.Print("world! \n") // add new line manually
@@ -37,7 +39,7 @@ func dataTypesExamples() {
 
 	// Date Types Doc https://go.dev/ref/spec#Types
 
-	fmt.Println("-------------------------STRINGS-------------------------")
+	Divider("strings")
 	// String docs https://go.dev/ref/spec#String_types
 
 	// Three ways to initialize a variable
@@ -60,7 +62,7 @@ func dataTypesExamples() {
 
 	// Numeric data types doc https://go.dev/ref/spec#Numeric_types
 
-	fmt.Println("-------------------------INTS-------------------------")
+	Divider("ints")
 
 	// ints
 	var ageOne int = 20
@@ -88,7 +90,7 @@ func dataTypesExamples() {
 
 	fmt.Println(posNumOne, posNumTwo, posNumThree, posNumFour)
 
-	fmt.Println("-------------------------FLOATS-------------------------")
+	Divider("floats")
 
 	// decimal values default to float64
 	var floatOne float32 = 25.98

daytwo.go

@@ -6,9 +6,9 @@ import (
 	"strings"
 )
 
-func main() {
+func arraysAndSorting() {
 
-	fmt.Println("-------------------------ARRAYS-------------------------")
+	Divider("arrays")
 
 	// Arrays in GOLang start at 0!!!
 
@@ -33,7 +33,7 @@ func main() {
 
 	fmt.Println(rangeOne)
 
-	fmt.Println("-------------------------STANDARD-LIBRARY-------------------------")
+	Divider("standard library")
 
 	// strings package
 

goofin.go

@@ -1,10 +0,0 @@
-package main
-
-func divider(divider string) {
-	endString := ""
-	totalLength := 50
-	length := len(divider)
-
-	//TODO make this return a fixed size divider!
-
-}

utils.go

@@ -0,0 +1,27 @@
+package main
+
+import (
+	"fmt"
+	"strings"
+)
+
+func Divider(divider string) {
+	totalLength := 50
+
+	divUpper := strings.ToUpper(strings.ReplaceAll(divider, " ", "-"))
+	length := len(divider)
+	dashLength := totalLength - length
+	sb := strings.Builder{}
+
+	for i := 0; i < dashLength / 2; i++ {
+		sb.WriteString("-")
+	}
+
+	sb.WriteString(divUpper)
+
+	for i := 0; i < dashLength / 2; i++ {
+		sb.WriteString("-")
+	}
+
+	fmt.Println(sb.String())
+}